Why Was the Advent of the Computer So Important for the Development

Why was the advent of the computer so important for the development of cognitive psychology?

A) Psychologists could now use the computer to analyze large amounts of data.
B) Computers processed information through complex circuits, which provided a model and shaped theory as to how mental processes might work.
C) Computer technology allowed psychologists to develop useful tools and software programs to run complex experiments that were not previously possible.
D) The computer supported the views of behaviorists that people were essentially robots programmed by their environment.